Finding the Fourth Proportional to 3,212,626.23, 4,818,955.97 and 1,082,728.80
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Solution
The fourth proportional to 3,212,626.23, 4,818,955.97 and 1,082,728.80 is: 1,624,098.80
Step by Step Solution
- Step 1: Write the proportion equation
3,212,626.23 : 4,818,955.97 = 1,082,728.80 : x - Step 2: Convert to fraction form
3,212,626.23/4,818,955.97 = 1,082,728.80/x - Step 3: Cross multiply
3,212,626.23x = 4,818,955.97 × 1,082,728.80 - Step 4: Simplify right side
3,212,626.23x = 5,217,622,402,282.02 - Step 5: Solve for x
x = 5,217,622,402,282.02/3,212,626.23 - Step 6: Final answer
x = 1,624,098.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.